Re: BUG #9519: Allows storing scalar json, but fails when querying
| От | David Johnston |
|---|---|
| Тема | Re: BUG #9519: Allows storing scalar json, but fails when querying |
| Дата | |
| Msg-id | 1394553468645-5795538.post@n5.nabble.com обсуждение исходный текст |
| Ответ на | Re: BUG #9519: Allows storing scalar json, but fails when querying (Alf Kristian Støyle <alf.kristian@gmail.com>) |
| Список | pgsql-bugs |
Alf Kristian St=C3=B8yle wrote
> select data #> '{"a"}' from jtest;
> ?column?
> ----------
>=20
>=20
> "b"
> (3 rows)
>=20
>=20
> select data #> '{"a"}' from jtest where (data #> '{"a"}')::text =3D 'b';
> ?column?
> ----------
> (0 rows)
>=20
>=20
> Am I doing a wrong conversion here, or is something else going on? If the
> data in the database did not contain scalar values, then ->> works fine i=
n
> WHERE. The following is almost the query we are actually trying run
> (checking for existence):
Side not - please follow the example set by others and trim your quoting an=
d
bottom-post.
As to your comment - the example above shows that the where clause is
evaluating to:
Where '"b"' =3D 'b' -- which is false.
Maybe try #>> which is defined to return text instead of an object.
David J.
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